Inventor · disambiguated record
Richard F. Sharp
Also filed as: SHARP RICHARD · SHARP RICHARD F · SHARP RICHARD FELIX
17 granted patents·8 pending applications·248 citations·filing 1982–2022
94Inventor score
Files withCHARLES MACHINE WORKS17HALL ADAM R2SYCAMORE NETWORKS INC2CHARLES MACHINES WORKS INC1DEERE & CO1
Top patents by PatentIndex Score
25 records- 0192US10344450B2Object detection system and methodCHARLES MACHINE WORKS·Filed 2016·Granted Jul 9, 2019·22 cites·18 claims
- 0291US8534388B2Dual pipe for increased fluid flowHALL ADAM R·Filed 2012·Granted Sep 17, 2013·17 cites·20 claims
- 0381US12259094B2Pipeline following sensor arrangementCHARLES MACHINE WORKS·Filed 2020·Granted Mar 25, 2025·1 cites·15 claims
- 0480US8201644B2Dual pipe for increased fluid flowHALL ADAM R·Filed 2009·Granted Jun 19, 2012·19 cites·19 claims
- 0580US6739413B2Using a rotating inner member to drive a tool in a hollow outer memberCHARLES MACHINE WORKS·Filed 2002·Granted May 25, 2004·49 cites·46 claims
- 0674US6761231B1Rotary driven drilling hammerCHARLES MACHINES WORKS INC·Filed 2002·Granted Jul 13, 2004·44 cites·24 claims
- 0772US7347283B1Using a rotating inner member to drive a tool in a hollow outer memberCHARLES MACHINE WORKS·Filed 2006·Granted Mar 25, 2008·13 cites·32 claims
- 0870US2022220697A1Object detection system and methodCHARLES MACHINE WORKS·Filed 2022·Application pending·0 cites
- 0967US6741761B2Method for achieving improved transmission performance over fiber using a Mach-Zehnder modulatorSYCAMORE NETWORKS INC·Filed 2001·Granted May 25, 2004·12 cites·24 claims
- 1066US9995132B2External hollow antennaCHARLES MACHINE WORKS·Filed 2015·Granted Jun 12, 2018·1 cites·10 claims
- 1165US9850715B2Modular compaction boring machine systemCHARLES MACHINE WORKS·Filed 2015·Granted Dec 26, 2017·2 cites·45 claims
- 1263US7025152B2Using a rotating inner member to drive a tool in a hollow outer memberCHARLES MACHINE WORKS·Filed 2004·Granted Apr 11, 2006·22 cites·26 claims
- 1362US6848506B1Rotary driven retrieval tool for horizontal directional drilling operationsCHARLES MACHINE WORKS·Filed 2002·Granted Feb 1, 2005·30 cites·28 claims
- 1459US10677043B2External hollow antennaCHARLES MACHINE WORKS·Filed 2018·Granted Jun 9, 2020·0 cites·23 claims
- 1555US6661963B2System and method for calibrating and operating a semiconductor variable optical attenuatorSYCAMORE NETWORKS INC·Filed 2001·Granted Dec 9, 2003·8 cites·54 claims
- 1653US11293165B2Object detection system and methodCHARLES MACHINE WORKS·Filed 2019·Granted Apr 5, 2022·0 cites·19 claims
- 1753US4465231AControl device and method for activating a fuel injector nozzleDEERE & CO·Filed 1982·Granted Aug 14, 1984·8 cites·22 claims
- 1848US2009185865A1Soft excavation potholing method and apparatusCHARLES MACHINE WORKS·Filed 2006·Application pending·0 cites
- 1944US2016018133A1Folded Ground Coupled Heat Exchange System And Method Of InstallationSELF KELVIN P·Filed 2012·Application pending·0 cites
- 2042US11530605B2Horizontal directional drilling crossbore detectorCHARLES MACHINE WORKS·Filed 2016·Granted Dec 20, 2022·0 cites·25 claims
- 2139US2018306385A1Parallel Utility Installation Apparatus And MethodCHARLES MACHINE WORKS·Filed 2018·Application pending·0 cites
- 2239US2013014992A1Data Transfer In A Two-Pipe Directional Drilling SystemCHARLES MACHINE WORKS·Filed 2012·Application pending·0 cites
- 2335US2010012377A1System And Apparatus For Locating And Avoiding An Underground ObstacleCHARLES MACHINE WORKS·Filed 2009·Application pending·0 cites
- 2433US2009183917A1System and apparatus for locating and avoiding an underground obstacleCHARLES MACHINE WORKS·Filed 2006·Application pending·0 cites
- 2533US2004064893A1Inflatable resting deviceFiled 2002·Application pending·0 cites
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